Home / 21,376,777.18-32,053,630.79-9,698,774.90

Finding the Fourth Proportional to 21,376,777.18, 32,053,630.79 and 9,698,774.90

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Solution

The fourth proportional to 21,376,777.18, 32,053,630.79 and 9,698,774.90 is: 14,542,928.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,376,777.18 : 32,053,630.79 = 9,698,774.90 : x
  2. Step 2: Convert to fraction form
    21,376,777.18/32,053,630.79 = 9,698,774.90/x
  3. Step 3: Cross multiply
    21,376,777.18x = 32,053,630.79 × 9,698,774.90
  4. Step 4: Simplify right side
    21,376,777.18x = 310,880,949,759,919.19
  5. Step 5: Solve for x
    x = 310,880,949,759,919.19/21,376,777.18
  6. Step 6: Final answer
    x = 14,542,928.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.